Home / 36,719.34-50,672.57-20,806.82

Finding the Fourth Proportional to 36,719.34, 50,672.57 and 20,806.82

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Solution

The fourth proportional to 36,719.34, 50,672.57 and 20,806.82 is: 28,713.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.34 : 50,672.57 = 20,806.82 : x
  2. Step 2: Convert to fraction form
    36,719.34/50,672.57 = 20,806.82/x
  3. Step 3: Cross multiply
    36,719.34x = 50,672.57 × 20,806.82
  4. Step 4: Simplify right side
    36,719.34x = 1,054,335,065.57
  5. Step 5: Solve for x
    x = 1,054,335,065.57/36,719.34
  6. Step 6: Final answer
    x = 28,713.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.